CVE-2023-24030: Medium severity zimbra collaboration suite vulnerability
An open redirect vulnerability exists in the /preauth Servlet in Zimbra Collaboration Suite through 9.0 and 8.8.15. To exploit the vulnerability, an attacker would need to have obtained a valid zimbra auth token or a valid preauth token. Once the token is obtained, an attacker could redirect a user to any URL if url sanitisation is bypassed in incoming requests. NOTE: this is similar, but not identical, to CVE-2021-34807.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2023-24030?
CVE-2023-24030 is classified as a moderate severity vulnerability due to its potential for exploitation based on valid authentication tokens.
How do I fix CVE-2023-24030?
To address CVE-2023-24030, ensure you are using the latest version of Zimbra Collaboration Suite and apply any security patches released by Zimbra.
What types of assets are affected by CVE-2023-24030?
CVE-2023-24030 affects Zimbra Collaboration Suite versions up to 9.0 and 8.8.15, including various patches of those versions.
What exploitation method does CVE-2023-24030 use?
CVE-2023-24030 can be exploited through open redirection after an attacker has obtained a valid Zimbra authentication or preauth token.
What are the risks associated with CVE-2023-24030?
The risks of CVE-2023-24030 include potential phishing attacks and the unauthorized redirecting of users to malicious sites.